function validateForm(username, password)
{

	if(username.value=="")
	{
	 	alert("Please enter username");
		//document.login.username.focus();
		username.focus();

		errorCode = 1;
		return false;
	}

	if(password.value=="")
	{
	 	alert("Please enter password");
		//document.login.password.focus();
		password.focus();
		errorCode = 1;
		return false;
	}
return true;

} //validateForm

function validateAnalyzer()
{
			if(validateForm(document.analyzer.username, document.analyzer.password))
			{
	    	 	document.analyzer.cs_uid.value = document.analyzer.username.value;
	    		document.analyzer.cs_pwd.value = document.analyzer.password.value;

	    		document.analyzer.submit();
    		}
    		return false;

} //validateAnalyzer

function validateAdvisor()
{
			if(validateForm(document.advisor.username, document.advisor.password))
	   	 	{
		   	 	document.advisor.advid.value = document.advisor.username.value;
	    		document.advisor.pwd.value = document.advisor.password.value;
	            document.cookie='customlogout=../; path=/';
	            document.cookie='lin=/; path=/';

	    		document.advisor.submit();
    		}
    		return false;

} //validateAdvisor

function validateUser()
{

			if(validateForm(document.user.username, document.user.upwd))
			{
	    	 	document.user.userId.value = document.user.username.value;
	    		document.user.password.value = document.user.upwd.value;
	            document.cookie='customlogout=../; path=/';
	            document.cookie='lin=/; path=/';

	    		document.user.submit();
	    	}
    		return false;

} //validateUser

function validateDemo()
{

    	 	if(validateForm(document.demo.username, document.demo.dpwd))
    	 	{
	    	 	document.demo.userid.value = document.demo.username.value;
	    		document.demo.password.value = document.demo.dpwd.value;
	            document.cookie='customlogout=../; path=/';
	            document.cookie='lin=/; path=/';

	    		document.demo.submit();
    		}
    		return false;

} //validateDemo